diff --git a/antlr-3.4/runtime/Java/src/main/java/org/antlr/runtime/debug/DebugTreeAdaptor.java b/antlr-3.4/runtime/Java/src/main/java/org/antlr/runtime/debug/DebugTreeAdaptor.java
index c72a2b6..1884bd6 100644
--- a/antlr-3.4/runtime/Java/src/main/java/org/antlr/runtime/debug/DebugTreeAdaptor.java
+++ b/antlr-3.4/runtime/Java/src/main/java/org/antlr/runtime/debug/DebugTreeAdaptor.java
@@ -203,7 +203,7 @@
 	}
 
 	public Object deleteChild(Object t, int i) {
-		return deleteChild(t, i);
+		return adaptor.deleteChild(t, i);
 	}
 
 	public int getChildCount(Object t) {